>So maybe the problem lies in the way VFP6.0 runs code? I never see the login screen, in which case the USERPASS would remain blank and by design end the attempt to start. (if blank do nothing)

Well, it looks like you've done everything right, and the form inits fine on my computer, VFP6, SP3. Try putting DEBUG OUTs in your Init() and Show() functions to see if the form is getting that far.